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Creative PEGWorks /Aldehyde-PEG-Aldehyde, MW 5k/1g/PSB-321-1g

价格
¥6000.00
货号:PSB-321-1g
浏览量:74
品牌:Creative PEGWorks
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商品描述
Catalog No. :PSB-321
Product Name :Aldehyde-PEG-Aldehyde,MW 5k
Description :

ALD-PEG-ALD is a bifunctional PEG propionaldehyde for crosslinking two substrate molecules through a PEG spacer. Aldehyde reacts with amine and N-terminal of peptide and protein to form an imine containing a C=N double bond, which can be further reduced to a more stable C-N bond. PEG aldehyde or ketone derivatives can be used in reversible PEGylation through its reaction with hydrazine or hydrazide forming a hydrolytic acyl hydrazone linkage. PEG butyraldehyde may be offered through custom synthesis.

References: 1. Effect of polyethylene glycol tether size and chemistry on the attachment of lactase to polyethylene films. Journal of Applied Polymer Science 127.2 (2013): 1203-1210. Text

2. Droplet-Assisted Microfluidic Fabrication and Characterization of Multifunctional Polysaccharide Microgels Formed by Multicomponent Reactions. Polymers10.10 (2018): 1055. Text

3.Peroxidase-Immobilized Porous Silica Particles for In Situ Formation of Peroxidase-Free Hydrogels with Attenuated Immune Responses, Acta Biomaterialia, 2018, doi: 10.1016/j.actbio.2018.09.054.

Click here to view an expanded list of hundreds of publications citing Creative PEGWorks products.

Structure :
Price :
$300/1g
$950/5g
$1,350/10g
Quantity:
Quantity:
Quantity:
Creative PEGWorks提供可生物降解的聚酯,包括PLGA,PLA,PCL和PGA及其PEG共聚物。由于聚酯具有生物降解性和生物相容性,因此已在许多食品和药物管理局(FDA)批准的治疗设备中使用。这些聚合物在体内通过其酯键的水解而降解,以产生其原始单体,例如来自PLGA的乳酸和乙醇酸,这是各种代谢途径的两种副产物。PCL,聚己内酯通常用作长期可植入设备中的可植入生物材料。PLGA-聚(丙交酯-乙交酯共聚物)共聚物的分子量(MW)和单体(丙交酯与乙交酯)的摩尔比范围很广。典型的L对G进料比包括50:50、65:35、75:25和85:15。PLGA可以溶解在多种溶剂中-较高的丙交酯聚合物可以使用氯化溶剂溶解,而较高的乙交酯聚合物需要使用氟化溶剂,例如HFIP。PLA,聚乳酸或聚乳酸或聚丙交酯是可生物降解的脂肪族聚酯。由于单体中的手性中心(两种L-或D-对映体形式),因此存在几种PLA聚合物,例如异构纯的聚L-丙交酯(PLLA)和聚D-丙交酯(PDLA),以及外消旋混合物聚D,L-丙交酯(PDLLA)。PGA,聚乙交酯或聚乙醇酸具有异常的溶解性。PGA以其高分子量形式不溶于几乎所有常见的有机溶剂,但可溶于高度氟化的溶剂,例如六氟异丙醇(HFIP)和全氟丙酮,而低分子量PGA则更易溶于常见的有机溶剂。